2012-04-19 13:53:47,682 Rescheduling interface discovery
2012-04-19 13:53:47,700 UNHANDLED EXCEPTION (2012-04-19 13:53:47.692518)
Working directory: /opt/noc
<class 'noc.sa.models.DoesNotExist'>
ManagedObject matching query does not exist.
START OF TRACEBACK
------------------------------------------------------------------------
File: /opt/noc/contrib/lib/django/db/models/query.py (Line: 349)
Function: get
  342             if self.query.can_filter():
  343                 clone = clone.order_by()
  344             num = len(clone)
  345             if num == 1:
  346                 return clone._result_cache[0]
  347             if not num:
  348                 raise self.model.DoesNotExist("%s matching query does not exist."
  349 ==>                     % self.model._meta.object_name)
  350             raise self.model.MultipleObjectsReturned("get() returned more than one %s -- it returned %s! Lookup parameters were %s"
  351                     % (self.model._meta.object_name, num, kwargs))
  352
  353         def create(self, **kwargs):
  354             """
  355             Creates a new object with the given kwargs, saving it to the database
Variables:
               clone = []
                 num = 0
                self = [<ManagedObject: kiev-n1-cr1>, <ManagedObject: kiev-n1-cr2>, <ManagedObject: SAE>]
                args = ()
              kwargs = {'pk': 90}
------------------------------------------------------------------------
File: /opt/noc/contrib/lib/django/db/models/manager.py (Line: 132)
Function: get
  125         def distinct(self, *args, **kwargs):
  126             return self.get_query_set().distinct(*args, **kwargs)
  127
  128         def extra(self, *args, **kwargs):
  129             return self.get_query_set().extra(*args, **kwargs)
  130
  131         def get(self, *args, **kwargs):
  132 ==>         return self.get_query_set().get(*args, **kwargs)
  133
  134         def get_or_create(self, **kwargs):
  135             return self.get_query_set().get_or_create(**kwargs)
  136
  137         def create(self, **kwargs):
  138             return self.get_query_set().create(**kwargs)
Variables:
                self = <django.db.models.manager.Manager object at 0x3277890>
                args = ()
              kwargs = {'pk': 90}
------------------------------------------------------------------------
File: /opt/noc/lib/nosql.py (Line: 157)
Function: __get__
  150                 # Document class being used rather than a document object
  151                 return self
  152
  153             # Get value from document instance if available
  154             value = instance._data.get(self.name)
  155             # Dereference
  156             if isinstance(value, int):
  157 ==>             value = self.document_type.objects.get(pk=value)
  158                 if value is not None:
  159                     instance._data[self.name] = value
  160             return super(ForeignKeyField, self).__get__(instance, owner)
  161
  162         def to_mongo(self, document):
  163             if isinstance(document, Model):
Variables:
               owner = <class 'noc.inv.models.DiscoveryStatusInterface'>
            instance = <DiscoveryStatusInterface: DiscoveryStatusInterface object>
                self = <noc.lib.nosql.ForeignKeyField object at 0x329a290>
               value = 90
------------------------------------------------------------------------
File: /opt/noc/inv/discovery/daemon.py (Line: 221)
Function: run_interface_discovery
  214             Run interface discovery round
  215             :rtype: ReduceTask
  216             """
  217             ido = [s.managed_object
  218                    for s in DiscoveryStatusInterface.objects\
  219                         .filter(next_check__lte=datetime.datetime.now())\
  220                         .order_by("next_check")\
  221 ==>                     .only("managed_object").limit(self.i_concurrency)]
  222             if ido:
  223                 logging.info("Running interface discovery for %s" % ", ".join([o.name for o in ido]))
  224                 task = ReduceTask.create_task(ido,
  225                         interface_discovery_reduce, {},
  226                         "get_interfaces", {})
  227                 return task
Variables:
                _[1] = []
                   s = <DiscoveryStatusInterface: DiscoveryStatusInterface object>
                self = <noc.inv.discovery.daemon.DiscoveryDaemon object at 0x328fcd0>
------------------------------------------------------------------------
File: /opt/noc/inv/discovery/daemon.py (Line: 146)
Function: run
  139                     # Interface discovery
  140                     if now - last_i_check >= self.i_reschedule_interval:
  141                         # Schedule new objects to discover
  142                         self.schedule_interface_discovery()
  143                         last_i_check = time.time()
  144                     if interface_discovery_task is None:
  145                         # Start new interface discovery round
  146 ==>                     interface_discovery_task = self.run_interface_discovery()
  147                     else:
  148                         # Check discovery is completed
  149                         try:
  150                             r = interface_discovery_task.get_result(block=False)
  151                         except ReduceTask.NotReady:
  152                             r = None
Variables:
        last_i_check = 1334829227.6897831
   ip_discovery_task = None
                self = <noc.inv.discovery.daemon.DiscoveryDaemon object at 0x328fcd0>
interface_discovery_task = None
                 now = 1334829227.682569
       last_ip_check = 0
------------------------------------------------------------------------
File: /opt/noc/lib/daemon.py (Line: 349)
Function: guarded_run
  342
  343         def guarded_run(self):
  344             """
  345             Run daemon and catch common exceptions
  346             :return:
  347             """
  348             try:
  349 ==>             self.run()
  350             except KeyboardInterrupt:
  351                 pass
  352             except MemoryError:
  353                 logging.error("Out of memory. Exiting.")
  354             except SystemExit:
  355                 logging.info("Exiting")
Variables:
                self = <noc.inv.discovery.daemon.DiscoveryDaemon object at 0x328fcd0>
------------------------------------------------------------------------
END OF TRACEBACK